CAS 499-86-5 appears in our catalog under these names: Ac–Lys(Ac)–OH, Ac-lys(ac)-oh, 95%, Ac-lys(ac)-OH, >95% (HPLC), Ac-L-Lys(Ac)-OH, Ac-Lys(Ac)-OH 98%. Offered by: GLPBio, Combi-blocks, TRC, Iris Biotech, Ambeed. Available pack sizes: 5g, 1g, 100mg, 500mg, 25g, 250mg, 10g.